linux-kernel - Re: do_IRQ: 0.126 No irq handler for vector (irq -1)

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Date:	Mon, 20 Jul 2015 12:53:24 +0200 (CEST)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Stefan Priebe - Profihost AG <s.priebe@...fihost.ag>
cc:	x86@...nel.org, JBeulich@...e.com,
	LKML <linux-kernel@...r.kernel.org>,
	Sasha Levin <sasha.levin@...cle.com>,
	Jiang Liu <jiang.liu@...ux.intel.com>
Subject: Re: do_IRQ: 0.126 No irq handler for vector (irq -1)

On Mon, 20 Jul 2015, Stefan Priebe - Profihost AG wrote:
> Hello list,
> 
> i've 36 servers all running vanilla 3.18.18 kernel which have a very
> high disk and network load.
> 
> Since a few days i encounter regular the following error messages and
> pretty often completely hanging disk i/o:
> [535040.439859] do_IRQ: 0.126 No irq handler for vector (irq -1)

Did this happen right after you updated to 3.18.18?

Which kernel version were you using before that?

Have you observed such error messages before the update?

> All systems are Single E5 Xeons and I'm running irqbalance on them.

Does it stop if you disable irqbalance ?

Thanks,

	tglx
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